condition mean min max 4 h after light 84.4324 80.5264 88.3384 8 h after light 43.6222 42.2559 44.9885 12 h after light 32.5809 31.6412 33.5206 4 h after dark 58.796366666666664 57.0231 60.2446 8 h after dark 72.74003333333333 68.3694 79.754 12 h after dark 96.39880000000001 92.5263 99.0702